Civil Engineering Reference
In-Depth Information
200
250
x
·
10
(
t
)
150
200
x
·
7
(
t
)
150
100
100
50
50
0
0
-50
-50
-100
-100
-150
Geo nonlinear
Geo linear
Geo nonlinear
Geo linear
-150
-200
-250
-200
0
5
10
15
20
0
5
10
15
20
Time (s)
Time (s)
150
40
·
1
(
·
4
(
x
t
)
x
t
)
30
100
20
50
10
0
0
-10
-50
-20
Geo nonlinear
Geo linear
Geo nonlinear
Geo linear
-100
-30
-40
-150
0
5
10
15
20
0
5
10
15
20
Time (s)
Time (s)
Figure 7.36
Global velocity responses of the 10-story frame with geometric nonlinearity.
1.5
1.2
··
10
(
t
)
··
7
(
t
)
1
0.8
0.5
0.4
0
0
-0.5
-0.4
Geo nonlinear
Geo linear
Geo nonlinear
Geo linear
-1
-0.8
-1.5
-1.2
0
5
10
15
20
0
5
10
15
20
Time (s)
Time (s)
1.2
1
··
4
(
t
)
··
1
(
t
)
0.8
0.8
0.6
0.4
0.4
0.2
0
0
-0.2
-0.4
-0.4
-0.6
Geo nonlinear
Geo linear
-0.8
Geo nonlinear
Geo linear
-0.8
-1
-1.2
0
5
10
15
20
0
5
10
15
20
Time (s)
Time (s)
Figure 7.37
Global acceleration responses of the 10-story frame with geometric nonlinearity.
